<?php
echo "计算输入的两个整数的加减乘除的结果\n";
echo "请输入两个整数，用英文逗号分隔：\n";
$count = fscanf(STDIN,"%f,%f %s",$a,$b,$other);
//var_dump($count,$a,$b,$other);
if($count>2){
    echo "输入的数据后边不要有乱七八糟的东西~\n";
} else if ($count == 2){//成功接收两个数据
    $he=$a+$b;
    $cha=$a-$b;
    $cheng=$a*$b;
    $chu=$a/$b;
    echo "$a + $b = $he\n";
    echo "$a - $b = $cha\n";
    echo "$a * $b = $cheng\n";
    echo "$a / $b = $chu\n";
}else{//没有成功接收两个数据
    echo"数据输入错误，请按要求的格式进行输入~\n";
}
